[PRQ#63504] Deletion Request for polkit-qt5-git

xiota [1] filed a deletion request for polkit-qt5-git [2]: No longer needed. Will convert polkit-qt6-git into split package, similar to extra/polkit-qt [a] [a]: https://archlinux.org/packages/extra/x86_64/polkit-qt/ [1] https://aur.archlinux.org/account/xiota/ [2] https://aur.archlinux.org/pkgbase/polkit-qt5-git/